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Finding the Fourth Proportional to 10,674,244.80, 16,013,440.80 and 4,608,964.80

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Solution

The fourth proportional to 10,674,244.80, 16,013,440.80 and 4,608,964.80 is: 6,914,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,674,244.80 : 16,013,440.80 = 4,608,964.80 : x
  2. Step 2: Convert to fraction form
    10,674,244.80/16,013,440.80 = 4,608,964.80/x
  3. Step 3: Cross multiply
    10,674,244.80x = 16,013,440.80 × 4,608,964.80
  4. Step 4: Simplify right side
    10,674,244.80x = 73,805,384,974,083.84
  5. Step 5: Solve for x
    x = 73,805,384,974,083.84/10,674,244.80
  6. Step 6: Final answer
    x = 6,914,342.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.